# Predictable vs TD CoPilot

The clearest difference is price: TD CoPilot at Free against Predictable's $159.99. Predictable's advantage is rating (4.5 vs 3.7) and ratings volume (203 vs 3). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

TD CoPilot is free to download; Predictable costs $159.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Predictable holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: Predictable has 203 ratings behind it against 3, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 26, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Predictable | TD CoPilot |
| --- | --- | --- |
| Price | $159.99 | **Free** |
| Rating | **[4.5 (203 ratings)](https://appshunter.io/ios/app/predictable/id404445007/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/td-copilot/id1553068329/reviews) |
| Number of ratings | **203** | 3 |
| Positive reviews | 67.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 1.7 GB | 57 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prentke Romich Company](https://appshunter.io/developer/474446992) | [Tobii Dynavox LLC](https://appshunter.io/developer/446210474) |

## What reviewers say

### Predictable

[App page](https://appshunter.io/ios/app/predictable/id404445007)

This text-to-speech application assists individuals with communication challenges by offering smart word prediction, customizable phrases, and diverse access methods. It supports multiple languages and integrates with various voice options for personalized communication.

**Highlights:** Smart word prediction, Customizable phrases and categories, Multiple access methods (head tracking, switch access), Multi-language support (43 languages), Diverse speech and voice options, Appearance customization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🗣️ Essential communication tool
- 👍 Easy to operate
- ✨ Voice banking/recording feature
- 🗣️ Natural-sounding voices (e.g., 'Kate')
- 🌟 Life-changing for users

**What reviewers complain about**

- 💰 Too expensive
- 🐛 Frequent glitches and crashes
- 🔒 Password/login issues
- 📱 iPhone app issues/not updated
- 👎 Makes communication harder (updates)

**Reported bugs**

- App crashes frequently
- Password reset emails not received
- App freezes
- Acapela voice not working
- Cannot copy message to clipboard

**Requested features**

- Add child's voices
- Edit size of message window in grid view
- Adjust font size of message window
- Edit color of font or background of individual cells
- Edit individual cells for speaking on touch vs. automatic


### TD CoPilot

[App page](https://appshunter.io/ios/app/td-copilot/id1553068329)

This app calibrates eye tracking devices for optimal performance and user experience. It also provides access to device settings, firmware updates, and battery status information.

**Highlights:** Eye tracker calibration, Device settings customization, Firmware update tracking, Application version display, Battery status verification

**In-app purchases:** none


## Frequently asked questions

### Is Predictable free?

Predictable costs $159.99, with no in-app purchases.

### Is TD CoPilot free?

TD CoPilot is free to download, with no in-app purchases.

### Which has better reviews, Predictable or TD CoPilot?

Predictable is rated higher. Predictable averages 4.5 out of 5 from 203 ratings, while TD CoPilot averages 3.7 from 3 ratings.

### Do Predictable or TD CoPilot have ads?

Neither Predictable nor TD CoPilot shows ads.

### Which is updated more often, Predictable or TD CoPilot?

Predictable ships an update every 2 months, and TD CoPilot every 2 months. Most recently, Predictable was updated on September 26, 2026 and TD CoPilot on June 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*